1
Saaremaa
The largest island of Estonia, a flat limestone island in the Baltic known for windmills, juniper groves, and a Soviet-era meteorite crater.
If you've been searching for islands that start with S, you'll find 18 detailed islands below. We're not interested in giving you only a list of names — every entry on this page links to a full profile with the kind of detail you'd actually want to know.
For islands, that means country, region, archipelago, area, population, and highest point.
List of Islands That Start With S
2
Saint Kitts
The larger and more populous of the two main islands of Saint Kitts and Nevis in the Lesser Antilles.
3
Saint Lucia (Island)
A mountainous volcanic island in the eastern Caribbean known for the twin Piton spires on its west coast.
4
Saint Vincent
The main island of Saint Vincent and the Grenadines, dominated by the active La Soufriere volcano.
5
Saipan
Largest island of the Northern Mariana Islands, a United States commonwealth in the western Pacific.
6
Sakhalin
A long Russian island in the northwest Pacific, off the east coast of Siberia, with oil and gas fields, taiga forests, and a Japanese colonial past.
7
Samoa (Island)
The Samoan archipelago of volcanic islands in the South Pacific, divided between independent Samoa and American Samoa.
8
Santorini
A volcanic caldera in the southern Aegean known for cliffside whitewashed villages overlooking a sunken crater.
9
Sardinia (Island)
The second-largest island in the Mediterranean and an autonomous region of Italy, with rugged interior highlands.
10
Shikoku
The smallest of the four main islands of Japan, famous for its 88-temple Buddhist pilgrimage route circling the island.
11
Sicily (Island)
The largest island in the Mediterranean and an autonomous region of Italy, dominated by the active Mount Etna.
12
Skye
The largest and northernmost of Scotland's Inner Hebrides, famed for the dramatic Cuillin mountains and Norse-influenced Gaelic culture.
13
Socotra
A remote Yemeni island in the Arabian Sea, a UNESCO World Heritage site whose otherworldly endemic flora includes the umbrella-shaped dragon's blood tree.
14
Solomon Islands
A Melanesian double chain of six major islands and over 900 smaller ones east of Papua New Guinea.
15
Sri Lanka (Island)
A teardrop-shaped island in the Indian Ocean off the southeastern tip of India, known for tea, ancient Buddhist sites, and biodiversity hotspots.
16
Staten Island
The southernmost and least densely populated borough of New York City, lying southwest of Manhattan.
17
Sulawesi
A distinctively K-shaped Indonesian island with four peninsulas, world-class diving, and the elaborate funeral traditions of the Toraja people.
18
Sumatra
The sixth-largest island in the world, the westernmost of Indonesia's Greater Sundas, defined by volcanoes, rainforest, and Lake Toba.
About islands starting with S
That's our current list of islands starting with the letter S. We add new entries every week — if you have a favorite island starting with S that isn't on this page, let us know and we'll write it up.
Looking for more? Try islands that end with S, or contain S anywhere in the name.